/* 
 * Copyright 2010 Ziya Guven Koylu, Ozge Koylu
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at 
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
package com.koylu.caffein.converter;

import java.sql.PreparedStatement;

public class OptimisticLockConverter extends NumericConverter{

	public void fieldToColumn(PreparedStatement preparedStatement, Object value, boolean columnNullable, int index) throws Exception {
		if(value == null){//insert
			preparedStatement.setObject(index, numberConverter.convert(getJavaType(), 1L), getJdbcType());
		}else{//update
			preparedStatement.setObject(index, numberConverter.convert(getJavaType(), ((Long)value) + 1L), getJdbcType());
		}
	}
}